comparison src/function.agda @ 1:73127e0ab57c

(none)
author soto@cr.ie.u-ryukyu.ac.jp
date Tue, 08 Sep 2020 18:38:08 +0900
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0:b919985837a3 1:73127e0ab57c
1 _-_ :ℕ →ℕ →ℕ
2 x - zero = x
3 zero - _ = zero
4 (suc x) - (suc y) = x - y